diff options
| author |   Fabio Estevam <fabio.estevam@freescale.com> | 2015-06-20 15:55:52 -0300 |
|---|---|---|
| committer |   Mark Brown <broonie@kernel.org> | 2015-07-08 19:09:12 +0100 |
| commit | cef6daa919c6912c4da629c3cee9c789f90583b1 (patch) | |
| tree | 06cb37f03c60006a544eb66f895a67c78f4b9c66 /sound/soc/codecs/wm8731.c | |
| parent | ASoC: wm8731: initialize the hardware when loading the codec driver (diff) | |
| download | linux-dev-cef6daa919c6912c4da629c3cee9c789f90583b1.tar.xz linux-dev-cef6daa919c6912c4da629c3cee9c789f90583b1.zip | |
ASoC: wm8731: Check for clk_prepare_enable() error
clk_prepare_enable() may fail, so we should better check its return value
and propagate it in the case of error.
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/codecs/wm8731.c')
| -rw-r--r-- | sound/soc/codecs/wm8731.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/sound/soc/codecs/wm8731.c b/sound/soc/codecs/wm8731.c index f22935a36a0a..628d50c40cc4 100644 --- a/sound/soc/codecs/wm8731.c +++ b/sound/soc/codecs/wm8731.c @@ -496,8 +496,11 @@ static int wm8731_set_bias_level(struct snd_soc_codec *codec, switch (level) { case SND_SOC_BIAS_ON: - if (wm8731->mclk) - clk_prepare_enable(wm8731->mclk); + if (wm8731->mclk) { + ret = clk_prepare_enable(wm8731->mclk); + if (ret) + return ret; + } break; case SND_SOC_BIAS_PREPARE: break; |